000 00334nam a22001457a 4500
005 20251122142505.0
020 _a9789552314001
082 _a533
_bHET
100 _aHettiarachchi, S.R.
_9848
245 _aBehaviour of gases: unit III/
260 _aNawala :
_bOUSL,
_c2012.
300 _aiii, 82p.
650 0 _aChemistry
942 _cBK
999 _c5169
_d5169